— ergodicity /err'geuh dis"i tee/ , n.
/err god"ik/ , adj. Math., Statistics.
of or pertaining to the condition that, in an interval of sufficient duration, a system will return to states that are closely similar to previous ones: the assumption of such a condition underlies statistical methods used in modern dynamics and atomic theory.
[ 1925-30; ERG- + Gk ( h ) od ( ós ) way, road + -IC ]